Essentials of Fire Fighting 6th Edition Study Software Version 6.0 - Knightlite Software 2121 Questions, 781 Definitions Based On IFSTA's Essentials Of Fire Fighting 6th Edition Answer Questions On-Sceen Or Print Them Out In A Variety Of Ways - Print Flash Cards - Includes 714 New Questions Based On The New Essentials Text The software keeps track of your progress, and displays a list of your incorrectly answered questions right on-screen. The ability to edit the questions, and add an unlimited number of your own questions. Windows And Mac Version Included on disk. Can read the questions out loud to you, create random tests from single chapters, multiple chapters, or the entire database can be randomized.